90077900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4817}}^1$

素因数の和:4859

約数の個数: 72

約数和(自身を含む): 225829296

約数和(自身を除く): 135751396

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1700, 1870, 3740, 4675, 4817, 9350, 9634, 18700, 19268, 24085, 48170, 52987, 81889, 96340, 105974, 120425, 163778, 211948, 240850, 264935, 327556, 409445, 481700, 529870, 818890, 900779, 1059740, 1324675, 1637780, 1801558, 2047225, 2649350, 3603116, 4094450, 4503895, 5298700, 8188900, 9007790, 18015580, 22519475, 45038950, 90077900]

約数ペア:

[(1, 90077900), (2, 45038950), (4, 22519475), (5, 18015580), (10, 9007790), (11, 8188900), (17, 5298700), (20, 4503895), (22, 4094450), (25, 3603116), (34, 2649350), (44, 2047225), (50, 1801558), (55, 1637780), (68, 1324675), (85, 1059740), (100, 900779), (110, 818890), (170, 529870), (187, 481700), (220, 409445), (275, 327556), (340, 264935), (374, 240850), (425, 211948), (550, 163778), (748, 120425), (850, 105974), (935, 96340), (1100, 81889), (1700, 52987), (1870, 48170), (3740, 24085), (4675, 19268), (4817, 18700), (9350, 9634)]